Question: Define each of the following terms: a. Supertype b. Subtype c. Specialization d. Entity cluster e. Completeness constraint f. Enhanced entity-relationship (EER) model g. Subtype

Define each of the following terms:
a. Supertype
b. Subtype
c. Specialization
d. Entity cluster
e. Completeness constraint
f. Enhanced entity-relationship (EER) model
g. Subtype discriminator
h. Total specialization rule
i. Generalization
j. Disjoint rule
k. Overlap rule
1. Partial specialization rule
m. Universal data model

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